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2026-07-13 - 11:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Jul 13, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40202127118,6sleep10-21swapper/119:06:221
3972212565,7sleep00-21swapper/019:05:450
4187212463,7sleep30-21swapper/319:08:343
39642112103,6sleep20-21swapper/219:05:402
211412620,0sleep121143-21ps21:45:171
292642600,0sleep00-21swapper/000:15:180
318562590,0sleep10-21swapper/100:15:181
209322590,0sleep30-21swapper/300:35:203
55122580,1sleep20-21swapper/200:20:252
66002540,0sleep10-21swapper/121:30:201
4469993011,18cyclictest0-21swapper/121:40:121
446499295,18cyclictest0-21swapper/019:55:250
447399281,26cyclictest0-21swapper/223:35:512
447399280,27cyclictest0-21swapper/221:34:442
446999280,27cyclictest0-21swapper/119:19:051
446499280,27cyclictest0-21swapper/023:55:150
447399270,26cyclictest0-21swapper/221:05:442
446999270,26cyclictest0-21swapper/123:45:301
446999270,26cyclictest0-21swapper/122:46:591
446999270,26cyclictest0-21swapper/122:41:591
446999270,26cyclictest0-21swapper/122:23:271
446999270,26cyclictest0-21swapper/122:17:231
446999270,26cyclictest0-21swapper/122:05:051
446999270,26cyclictest0-21swapper/120:30:521
446999270,26cyclictest0-21swapper/120:30:521
446999270,26cyclictest0-21swapper/119:57:281
446999270,26cyclictest0-21swapper/119:39:131
446999270,26cyclictest0-21swapper/119:34:071
446999270,26cyclictest0-21swapper/119:22:121
446999270,26cyclictest0-21swapper/100:11:391
446999270,26cyclictest0-21swapper/100:04:241
446499270,26cyclictest0-21swapper/023:52:190
446499270,26cyclictest0-21swapper/021:02:530
446499270,26cyclictest0-21swapper/020:18:180
447399268,17cyclictest0-21swapper/221:10:142
4473992623,2cyclictest0-21swapper/221:38:022
4473992618,7cyclictest0-21swapper/222:39:182
4473992617,8cyclictest0-21swapper/223:28:212
447399260,25cyclictest29546-21runrttasks23:15:302
447399260,25cyclictest0-21swapper/220:09:482
447399260,25cyclictest0-21swapper/219:54:492
446999260,25cyclictest0-21swapper/123:32:541
446999260,25cyclictest0-21swapper/123:29:401
446999260,25cyclictest0-21swapper/122:32:081
446999260,25cyclictest0-21swapper/121:09:501
446999260,25cyclictest0-21swapper/120:57:531
446999260,25cyclictest0-21swapper/120:47:071
446999260,25cyclictest0-21swapper/120:07:251
446499260,25cyclictest0-21swapper/022:36:290
447399250,24cyclictest0-21swapper/200:17:512
4469992523,2cyclictest0-21swapper/121:26:231
4469992518,7cyclictest0-21swapper/122:00:001
4469992518,7cyclictest0-21swapper/121:37:171
446999250,24cyclictest0-21swapper/123:02:181
446999250,24cyclictest0-21swapper/122:53:411
446999250,24cyclictest0-21swapper/120:36:551
4473992418,6cyclictest0-21swapper/221:19:052
447399240,23cyclictest0-21swapper/219:28:562
447399240,23cyclictest0-21swapper/200:05:312
447399240,22cyclictest0-21swapper/219:15:112
4469992422,2cyclictest0-21swapper/120:25:071
4469992417,7cyclictest0-21swapper/121:24:411
4469992417,7cyclictest0-21swapper/120:41:461
446999240,24cyclictest0-21swapper/121:14:021
446499240,23cyclictest0-21swapper/022:56:530
4473992321,2cyclictest0-21swapper/223:54:452
4473992321,2cyclictest0-21swapper/223:30:342
447399230,22cyclictest0-21swapper/220:25:492
446999230,22cyclictest0-21swapper/119:25:101
4473992221,1cyclictest0-21swapper/221:55:202
4473992219,1cyclictest752-21lldpd22:57:132
447399221,20cyclictest0-21swapper/221:28:472
447399220,3cyclictest0-21swapper/223:06:562
447399220,3cyclictest0-21swapper/221:21:022
447399220,21cyclictest0-21swapper/222:10:082
447399220,21cyclictest0-21swapper/220:00:522
446999227,14cyclictest0-21swapper/121:15:121
446999220,21cyclictest0-21swapper/123:24:421
446999220,21cyclictest0-21swapper/120:23:011
446499220,21cyclictest0-21swapper/020:05:190
4473992119,1cyclictest749-21snmpd19:31:222
4473992118,2cyclictest749-21snmpd21:02:232
4473992118,2cyclictest749-21snmpd20:24:132
4473992117,3cyclictest0-21swapper/200:31:152
447399210,20cyclictest0-21swapper/223:23:182
447399210,20cyclictest0-21swapper/222:30:472
447399210,20cyclictest0-21swapper/219:40:482
447399210,20cyclictest0-21swapper/200:27:372
447399210,15cyclictest0-21swapper/223:42:382
447399210,15cyclictest0-21swapper/221:40:022
4469992118,3cyclictest0-21swapper/123:43:191
4469992118,3cyclictest0-21swapper/123:19:101
4469992118,3cyclictest0-21swapper/121:51:021
446999210,3cyclictest0-21swapper/120:10:221
446999210,2cyclictest0-21swapper/100:09:281
446999210,20cyclictest0-21swapper/123:11:561
446999210,20cyclictest0-21swapper/123:07:131
446999210,20cyclictest0-21swapper/120:16:011
446999210,20cyclictest0-21swapper/100:36:431
446999210,20cyclictest0-21swapper/100:26:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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